Home / 190,100.43-262,334.62-104,057.30

Finding the Fourth Proportional to 190,100.43, 262,334.62 and 104,057.30

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Solution

The fourth proportional to 190,100.43, 262,334.62 and 104,057.30 is: 143,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,100.43 : 262,334.62 = 104,057.30 : x
  2. Step 2: Convert to fraction form
    190,100.43/262,334.62 = 104,057.30/x
  3. Step 3: Cross multiply
    190,100.43x = 262,334.62 × 104,057.30
  4. Step 4: Simplify right side
    190,100.43x = 27,297,832,253.73
  5. Step 5: Solve for x
    x = 27,297,832,253.73/190,100.43
  6. Step 6: Final answer
    x = 143,596.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.